Korovin and Gamez are the first pair from Southeast Asia and the Philippines to qualify and compete at the World Figure Skating Championships.

Coached by Natalia Pavlova and Alexander Zaitsev in Moscow,[7] Efimova/Korovin debuted on the Grand Prix series, placing seventh at the 2016 Rostelecom Cup in November.

Later that month, the two received the silver medal at the 2016 CS Tallinn Trophy, having ranked second in the short program, first in the free skate, and second overall behind Alina Ustimkina / Nikita Volodin of Russia.

Ranked second in the short program and third in the free skate, they won the silver medal behind their teammates Evgenia Tarasova / Vladimir Morozov.

In early December, Efimova/Korovin won their second Challenger Series gold medal of the season at the 2018 CS Golden Spin of Zagreb.

For the 2021–2022 season, Gamez and Korovin focused on their training at Hertz Arena with coach, Marina Zoueva, and her team in Estero, Florida.

[15][16] The pair shared before their international debut, Hurricane Ian devastated Southwest Florida affecting their training venue and practice schedule a week before Finland.

[3] They competed at the 2022 CS Warsaw Cup placing 11th, and withdrew from the Golden Spin of Zagreb due to injury.

[18] Prior to the season, it was announced that Gamez/Korovin had relocated to Montclair, New Jersey, where they were now being coached by Dmitri Savin, Alexei Bychenko, Evgeni Krasnopolski, and Galit Chait.

[19] They would start their second season together by competing at John Nicks Pairs Challenge in New York, NY and 2023 CS Autumn Classic International in Montreal, Canada in September 2023.

[20] They went on to compete at the 2024 Trophée Métropole Nice Côte d'Azur; however, after completing the short program segment, the pairs free skate event was cancelled due to poor weather conditions.

At 2024 Cup of China, Gamez and Korovin became the first Southeast Asian and Philippine pair to compete at the Grand Prix of Figure Skating.

[26] Bills were filed in the House of Representatives and the Senate of the Philippines proposing Filipino citizenship for Korovin via naturalization.

The proposals were approved by both chambers in 2024,[27] and signed by President Ferdinand Marcos Jr. on 20 December 2024, granting Korovin Philippine citizenship.

[29] Note: The senior pairs free skate at the 2024 Trophée Métropole Nice Côte d'Azur was cancelled on account of inclement weather.